CVE-2026-114045 FreeRDP - Remote Code Execution

FreeRDP < 3.32.1 contains a heap-based buffer overflow caused by integer wraparound in rdpsnd_server_select_format() DVI_ADPCM block-alignment arithmetic, letting malicious RDP clients execute code remotely, exploit requires crafted SNDC_FORMATS PDUs.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
21 October 2026
Updated
21 October 2026
Weakness
CWE-122

Vendor fix

Update to version 3.32.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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